Instrument panel control knob unit



FIG. 1 is a front perspective view of an instrument panel control knob unit showing my new design;

FIG. 2 is a side elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a rear perspective view;

FIG. 5 is a sectional view taken along line 5--5 of FIG. 4;

FIG. 6 is a sectional view taken along line 6--6 of FIG. 4.

The characteristic feature of my design resides in the three-lobed star wheel as best illustrated in FIGS. 1, 4, 5 and 6 of the drawing. 

The ornamental design for an instrument panel control knob unit, as shown and described. 